AI Prompt for Children's Book Illustration in Colored Pencils and Watercolor

"Hand-drawn colored pencil illustration with clean line art and slightly rough pencil outlines [Use the uploaded image as reference], combined with soft watercolor wash textures. Bright pastel colors, lighter and more vivid tones with natural saturation. Visible pencil strokes layered with subtle watercolor gradients. Warm and friendly tone, semi-cartoon realistic proportions. Simple facial features with dot eyes and small smiles. flat yet detailed coloring, minimal shadows, soft highlights, storybook illustration feel, cozy and cheerful atmosphere, vibrant yet soft color palette, children-book / lifestyle sketch style, high clarity, no realism, no photo texture. Vertical portrait."